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• 00:20, 22 November 2025 PC talk contribs created page Rust’s match in TypeScript: Exhaustiveness the Easy Way (Created page with "Something I learned while reading the Rust manual and quite liked, but felt missing in TypeScript, is the match keyword. It makes you cover every possible case before the code compiles. You can mirror that in TypeScript with a switch and one small helper, without any frameworks or decorators. <pre> type Fruit = 'apple' | 'banana' | 'orange'; function assertNever(x: never): never { throw new Error(`Unhandled case: ${x}`); } function getColor(fruit: Fruit): string...")